Official Graphic Novel Movie Tie-In to Pokémon: Detective Pikachu. The official Pokémon Detective Pikachu movie graphic novel adaptation. Follow Tim Goodman's journey through Ryme City, as he searches for his missing father. With twists and turns around every corner, nothing is more twist-y than Tim's unexpected partner, a Pikachu with a penchant for coffee and danger. In a city where humans and Pokémon live together in harmony, unexpected dangers surround them as they try to solve a mystery and maybe save the world.